Home / 298,975,583.60-448,463,375.40-137,732,447.60

Finding the Fourth Proportional to 298,975,583.60, 448,463,375.40 and 137,732,447.60

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Solution

The fourth proportional to 298,975,583.60, 448,463,375.40 and 137,732,447.60 is: 206,598,671.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,975,583.60 : 448,463,375.40 = 137,732,447.60 : x
  2. Step 2: Convert to fraction form
    298,975,583.60/448,463,375.40 = 137,732,447.60/x
  3. Step 3: Cross multiply
    298,975,583.60x = 448,463,375.40 × 137,732,447.60
  4. Step 4: Simplify right side
    298,975,583.60x = 61,767,958,352,799,624
  5. Step 5: Solve for x
    x = 61,767,958,352,799,624/298,975,583.60
  6. Step 6: Final answer
    x = 206,598,671.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.